Blue light usually comes from the sun but also from digital screens and LED lights. Some experts believe artificial sources may be causing eye damage in humans, but animal studies are inconclusive.

Manufacturers claim that blue light glasses can filter out blue light and help reduce symptoms such as headaches, eyestrain, and poor sleep. However, research does not support these claims. People ...

Among the fads to emerge from the pandemic − sourdough bread making, TikTok dancing, sweatpants tie-dying − wearing blue light glasses to cope with increased screen exposure remains popular. As our ...

You may know them by the acronym ROY G BIV. Together, they make the white light you see when the sun -- the main source of blue light-- is shining. Fluorescent and LED (light-emitting diode) light ...

Blue-light-blocking glasses reduce how much blue light from electronic devices reaches your eyes. But it’s unclear how beneficial this actually is. You’re probably doing it right now — looking at a ...

What is blue light? “All the light we see is made up of different wavelengths of light,” says Vivienne Sinh Hau, MD, an ophthalmologist at Kaiser Permanente in Riverside, California. “Certain ...

Blue-light-blocking glasses may help reduce eye strain from looking at screens. If you’ve recently gone shopping for a new pair of eyeglasses, there’s a chance you may have come across some blue-light ...

You’ve likely heard that blue light from smartphone screens may be keeping you awake at night. While the sun is our main source of blue light, the rise of LEDs and screen use exposes us to artificial ...

Blue light therapy may help with depression, but it is still not clear exactly how effective it is. Depression is a mood disorder associated with a loss of interest in activities, low mood, and ...

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